Product Name | Torx Drive Pan Head Machine Screws with Washer Attached |
Material | Stainless Steel 316 |
Finish | Dacromet Gray Coated |
Thread Spacing | Coarse Thread |
Threading | Partially Thread |
Salt Spray Test Time | >800h |
Customized | Available |
The flat washer distributes holding pressure and protects delicate surfaces from damage while the split lock washer adds tension to prevent loosening from small amounts of vibration. Also known as Sems screws, the washers rotate freely but are permanently attached.
Special types available on request.